... -G009L) without noise and with long life Item: Home Ozone Generator air/Water Purifier Model: SY-W300 Dimensions: 143x98x46mm Features: Voltage: ... and vegetable, keeping food fresh 2, Water treatment 3, Air purification Range of usage: 1, Sterilization, disinfection, eliminating odors ... restaurants, water purification, health care and facial cleaning. Home Ozone Generator Air/Water Purifier (SY-W300)